Bourne Weather Forecast

    • 64
    • 73

    Mostly Cloudy

    • 65
    • 83

    Partly Sunny

    • 63
    • 80

    Mostly Sunny

    • 65
    • 80

    Chance Rain Showers

    • 67
    • 78

    Slight Chance Rain Showers

    • 68
    • 81

    Mostly Sunny

    • 70
    • 85

    Mostly Sunny

Today 18 Jun Barnstable

Mostly cloudy. Patchy fog. Near steady temperature around 70. Southwest Winds 5 to 10 Mph.

Tonight 18 Jun Barnstable

Mostly cloudy. Patchy fog. A slight chance of Showers after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bourne Temperature Statistics

June Temperature

Otis Air National Guard Base (7.5 miles)

  • Lowest 1 June, 2025

    51.8 °F

  • Average June

    63.7 °F

  • Highest 5 June, 2025

    82.4 °F

Climate (2020–Present)

Otis Air National Guard Base (7.5 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    59.5 °F
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